/* Support stays readable as a single column on small screens. */
#main .panel details{padding:16px 0;border-bottom:1px solid var(--line)}
#main .panel details:last-of-type{margin-bottom:20px}
#main .panel summary{cursor:pointer;min-height:44px;line-height:1.5}
#main .panel details p{max-width:70ch}
html{scroll-padding-top:24px}